/*
 * Copyright (C) 2005 - 2013 MaNGOS <http://www.getmangos.com/>
 *
 * Copyright (C) 2008 - 2013 Trinity <http://www.trinitycore.org/>
 *
 * Copyright (C) 2010 - 2013 ProjectSkyfire <http://www.projectskyfire.org/>
 *
 * Copyright (C) 2011 - 2013 ArkCORE <http://www.arkania.net/>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef _AUTH_SHA1_H
#define _AUTH_SHA1_H

#include "Common.h"
#include <openssl/sha.h>
#include <openssl/crypto.h>

class BigNumber;

class SHA1Hash {
public:
	SHA1Hash();
	~SHA1Hash();

	void UpdateFinalizeBigNumbers(BigNumber *bn0, ...);
	void UpdateBigNumbers(BigNumber *bn0, ...);

	void UpdateData(const uint8 *dta, int len);
	void UpdateData(const std::string &str);

	void Initialize();
	void Finalize();

	uint8 *GetDigest(void) {
		return mDigest;
	}
	;
	int GetLength(void) const {
		return SHA_DIGEST_LENGTH;
	}
	;

private:
	SHA_CTX mC;
	uint8 mDigest[SHA_DIGEST_LENGTH];
};
#endif
